Hop Tac Xa Nong Nghiep Sach Dai Son Address: Thon, Bang Village, Dai Son Commune, Van Yen District, Yen Bai Province Enterprise code: 5200933228 Phone: 0833596586 Representative: Pham Ngoc Thanh Adress: Tan Thanh, Dai Phac Commune, Van Yen District, Yen Bai Province Dai Son Commune, Van Yen District, Yen Bai ProvinceFounding date: 28 - 9 - 2022